Environmental Monitoring and Power
Management
Before reading this chapter, read the "Preparing for Installation" section of the
Note
Catalyst 4500 Series Installation Guide. It is important to ensure that your installation site has enough
power and cooling to accommodate the additional electrical load and heat introduced by Power over
Ethernet (PoE).
This chapter describes power management and environmental monitoring features in the Catalyst 4500
series switches. It provides guidelines, procedures, and configuration examples.
This chapter consists of the following major sections:
•
•
•
Note
For complete syntax and usage information for the switch commands used in this chapter, see the Cisco
Catalyst 4500 Series Switch Command Reference and related publications at this location:
http://www.cisco.com/en/US/products/hw/switches/ps4324/index.html
If a command is not in the Catalyst 4500 Series Switch Command Reference, you can locate it in the
Cisco IOS library. See the Cisco IOS Command Reference and related publications at this location:
http://www.cisco.com/en/US/products/ps6350/index.html
About Environmental Monitoring
This section contains the following subsections:
•
•
•
•
OL_28731-01
About Environmental Monitoring, page 13-1
Power Management, page 13-7
IEEE 802.3az Energy Efficient Ethernet, page 13-23
Using CLI Commands to Monitor your Environment, page 13-2
Displaying Environment Conditions, page 13-2
Displaying On Board Failure Logging (OBFL) information for 9000W AC, page 13-4
Emergency Actions, page 13-5
C H A P T E R
Software Configuration Guide—Release IOS XE 3.6.0E and IOS 15.2(2)E
13
13-1